What vexes VoIP users?

Jay Ashworth jra at baylink.com
Tue Mar 1 22:14:08 CST 2011


----- Original Message -----
> From: "Michael Thomas" <mike at mtcc.com>

> > I wasn't suggesting QOS. I was suggesting *there's a completely
> > separate pipe*, on non-Internet connected IP transport, carrying only the
> > voice traffic, directly to a termination point, which is dedicated
> > from the triple-play box and nailed up.
> >
> > Are you suggesting that's *not* how it's being done in production?
> 
> There were some MSO's who were thinking about doing that,
> but as I recall they went the way of the AAL2 dodo bird. Maybe
> a few deployed it, but from a packetcable/cablelabs perspective
> they weren't on the table. MGCP was the answer to getting
> rid of class 5 switches altogether, which the MSO's didn't
> have any particular affinity to. It was always rtp over ip over
> DOCSIS with DSCP in the core and arguments about RSVP.

Over *the same* IP transport which carried packets from the user's
router or PC to the broadband provider's edge router?  Really?

Then Bright House was either "special", or pretty carefully misleading
in the advertising they did here.

> Mike, member of the packetcable security spec team whose
> work spawned SRTP and KINK amongst other things

Well, you'd certainly have been in a position to hear about it.

I've Been Mislead.  My apologies, all.

Cheers,
-- jra




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